Doctor profile · Federal record

Dr. Gerald Witherell, MD

Family Medicine Physician · Grand Rapids, MI

  • NPI 1114970126
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2155 E Paris Ave Se Ste 220
Grand Rapids, MI 495466195
(616) 685-3100
fax (616) 685-3111
Mailing address
Po Box 776974
Chicago, IL 606776974

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
September 30, 2022
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Michigan #4301070459
Medicaid (11)
MI #4218917 · MI #4218935 · MI #4591682 · MI #4218819 · MI #4218846 · MI #4218837 · MI #4218855 · MI #4876833 · MI #4218891 · MI #4218864 · MI #4591655

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114970126. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
60
Distinct HCPCS
2
Medicare allowed
$4,496
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 36 12 $122
36415 Insertion of needle into vein for collection of blood sample 24 14 $5

In context: peer comparison

Among 74 peers in this city , average services per provider: 50. This provider delivers 1.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$601
Transactions
31
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 18 $236.09
Phathom Pharmaceuticals, Inc. 1 $124.74
Eisai Inc. 3 $77.53
GlaxoSmithKline, LLC. 4 $66.99
ABBVIE INC. 2 $42.69
Antares Pharma, Inc. 1 $18.27
Novartis Pharmaceuticals Corporation 1 $18.22
Dexcom, Inc. 1 $16.31

By nature of payment

Food and Beverage
$601

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
878
Patients
333
Total drug cost
$44,657
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 149 59 $3,395
Amlodipine Besylate Generic 99 41 $1,209
Levothyroxine Sodium Generic 67 28 $1,593
Rosuvastatin Calcium Generic 66 26 $2,227
Metoprolol Succinate Generic 62 25 $1,994
Lisinopril Generic 61 31 $848
Losartan Potassium Generic 61 31 $1,220
Tamsulosin Hcl Generic 48 19 $772
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 46 14 $26,807
Omeprazole Generic 42 19 $678

Frequently asked questions

Auto-generated from federal data
What is Dr. Gerald Witherell's medical specialty?
Dr. Gerald Witherell practices Family Medicine Physician in Grand Rapids, MI.
Where does Dr. Gerald Witherell practice?
Dr. Gerald Witherell practices at 2155 E Paris Ave Se Ste 220, Grand Rapids, MI 495466195. Office phone: 6166853100.
What is Dr. Gerald Witherell's NPI?
Dr. Gerald Witherell's National Provider Identifier (NPI) is 1114970126, issued by NPPES.
What procedures does Dr. Gerald Witherell commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.